Regan Family History
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Regan Name Meaning
Irish: reduced form of O’Regan, an Anglicized form of Gaelic Ó Ríagáin ‘descendant of Riagán’, a personal name of uncertain origin, perhaps akin to ríodhgach ‘impulsive’, ‘furious’. See also Ryan.
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: O'regan, Rogan, Cregan, Egan, Fegan, Logan, Drugan, Regen, Rega